Friday, 28 October 2011

Sigma 17-70mm f/2.8-4 DC Macro OS HSM Lens for Canon Mount Digital SLR Cameras

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Sigma Corporation adds unique anti-shake technology to award-winning 17-70mm lens Sigma announced the new Sigma 17-70mm F2.8-4 DC MACRO OS HSM. This large aperture standard zoom lens offers an aperture of F2.8 at the 17mm focal length and is ideal for many situations such as portraits sports macro and general photography The OS (Optical Stabilizer) function offers the use of shutter speeds approximately 4 stops slower than would otherwise be possible. The maximum aperture of F2.8 makes this lens ideal for hand held photography as well as producing an attractive background blur and high speed auto focus. This lens has a minimum focusing distance of 22cm (8.7..) throughout the entire zoom range and maximum magnification ratio of 1:2.7 making it ideal for close-up photography. It is possible to focus as close as approximately 4.7cm from the tip of the lens to the subject making this lens particularly useful for close-up photography. Three aspherical lenses and one ELD (Extraordinary Low Dispersion) glass element provide excellent correction for all types of aberrations. High image quality is assured throughout the entire zoom range. The Super Multi-Layer Coating reduces flare and ghosting and provides high contrast images. The incorporation of HSM (Hyper Sonic Motor) ensures a quiet and high speed AF. This lens has a rounded 7 blade diaphragm which creates an attractive blur to the out of focus areas of the image

  • Sigma Corporation is pleased to announce its newly upgraded 17-70mm F2.8-4 DC Macro OS HSM lens.

  • Focusing distance of 8.7 inches




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Friday, 14 October 2011

Sigma 150-500mm f/5-6.3 AF APO DG OS HSM Telephoto Zoom Lens for Nikon Digital SLR Cameras

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This ultra-telephoto zoom lens covers a telephoto range up to 500mm and allows photographers to bring the subject close and short perspective. Sigma's original OS (Optical Stabilizer) function offers the use of shutter speeds approximately 4 stops slower. It is ideal for sports wildlife and landscape photography with handheld shooting. Three SLD (Special Low Dispersion) glass elements provide excellent correction for chromatic aberration. This lens is equipped with a rear focus system that minimizes fluctuation of aberration caused by focusing. The super multi-layer lens coating reduces flare and ghosting. High image quality is assured throughout the entire zoom range. This lens incorporates HSM (Hyper Sonic Motor) which ensures a quiet and high-speed AF as well as full-time manual focusing capability. The addition of the (optional) 1.4x EX DG APO or 2x EX DG APO Tele Converters produce a 210-700mm F7-9 MF ultra-telephoto zoom lens or a 300-1000mm F10-13 MF ultra-telephoto zoom lens respectively. A removable tripod socket (TS-31) is included as a standard component.

  • Incorporating Sigma's original OS (Optical Stabilizer) function.

  • An ultra-telephoto zoom lens covers a telephoto range up to 500mm and allows short perspective.

  • Three SLD glass elements and a rear focus system provide optimum image quality throughout the entire zoom range.

  • Super multi-layer coating reduces flare and ghosting.

  • HSM ensures quiet and high-speed autofocus.




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Monday, 3 October 2011

Canon EF 24mm f/2.8 Wide Angle Lens for Canon SLR Cameras

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24mm wide angle lens for Canon cameras

  • EF mount; wide-angle lens

  • Inner focusing; floating system

  • 24mm focal length

  • f/2.8 maximum aperture

  • Overall linear extension system with Autofocus drive




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